Sleep

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    Sleep Homeostasis, Sleep Deprivation, and Slow Wave Activity Vahan Hovannisian Mrs. Lee AP Biology 10A 18 October 2016 Hovannisian 2 In all species of animals that have ever been studied, sleep cycles are regulated homeostatically. This means that longer an animal stays awake, the longer and deeper the next sleeping period will be. Slow wave activity (also known as SWA), or slow wave sleep, is deep-sleep. If an organism is sleep deprived for a long period of time, there will be…

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    Sleep is known as one of the most important factors for human life. According to the researchers Galambos, Lascano, Howard, and Maggs (2002) irregular sleep is common in postsecondary students. One of the most common causes of daytime sleepiness among college students is sleep deprivation. Students get inadequate sleep because they go to bed late and wake up early. This can occur for many reasons; two being physiologic and behavioral (Hershner & Chervin, 2014). Sleep deprivation has many…

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    you gone through your day with only a few hours of sleep? The side effects, such as decreased memory, irritability, and drowsiness, seem extremely prevalent throughout all daily activities. Without enough sleep, the body’s over all health begins to deteriorate. As Thomas Decker stated, “Sleep is that golden chain that ties our health and our bodies together.” One of the more apparent repercussions is decreased memory. This is because as we sleep information and memories are consolidated,…

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    Snooze In Non-REM Sleep

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    pressure increases, and sleep diminishes. According to Brown University, “In a 2001 study, only 11% of college students have good quality sleep, and 73% have occasional sleep problems.” This means almost three-fourths of college students have sleeping problems such as insomnia. However, sleep tremendously affects the human body mentally and physically. When sleeping, the human body feels refreshed since the brain works less and relaxes the muscles. Nevertheless, they will still be sleep…

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    Sleep is an undoubtably essential part of everyone 's life. Although we rest our bodies for another day of activity, our minds seem to keep going. During ancient history, dreams were considered omens or prophecies and sometimes recorded on clay tablets in 3100 BC Mesopotamia. While people today do not rely so heavily on their dreams, it has become an omnipresent part of our society. Sleep is a crucial part of our lives and takes up about one-third of our lifetime. Sleep is defined as a natural…

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    This is essentially because there is no clear reason to why we need sleep. The only answer is, “because we are tired”, but then I ask, “Why are we tired?” and that is where there is no real answer. Although sleep has always been interesting to me, I have never partaken in an in depth study of it. I, like many people I know, have grown up with a bed time, and have been told on several occasions that sleep is important. This was something as common as being told to eat your vegetables,…

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    Before immersing myself as a student in the world of sleep, I had always believed that I had a great sleeping pattern. In fact, all of my peers found it amusing how much I loved to sleep, to the point where they said I slept all the time. However, the way that I see it is that I am a 20 year old who goes to a tough school academically, plays a 24/7 sport of basketball for the University, works on campus, and finds time to be social. As one should realize, I am a busy man on a rigorous schedule,…

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    to American academy of sleep medicine (American academy of sleep medicine, 2010), circadian rhythm sleep disorders (CRSD) results from timing when a person is awake and when sleeps. Humans have an internal clocks in the brain called suprachiasmatic nucleus (SCN), where primary circadian rhythm help control the body sleep-wake cycle. This circadian clock is set by visual stimulation using light and darkness using the eyes and guides. Some examples of circadian rhythm sleep disorders are…

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    always been told sleep is a very important part of our daily routine and being sleep deprivation can cause many health problems. However new findings that have been recently in the ‘Journal of Neuroscience’ now tell us that sleep deprivation not only helps the brain loose its sense of proportion but also what is important. A research led by Prof. Talma Hendler of Tel Aviv University’s (TAU’s) Psychological Sciences and graduate student Eti Ben-Simon was conducted to see whether sleep loss…

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    The argument of “Rethinking Sleep”, by Davis K. Randall, is people should consider sleeping in segments rather than 8 hour blocks. The two reasons are, naps with deep sleep help brains function at a high level, and segmented sleep improves daytime performance. Two more important pieces of evidence for the first reason are , “...recent studies suggest that any deep sleep- whether in an eight-hour block or a 36-minute nap- primes our brains to function at a higher level, letting us come up…

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